Guinea is often subdivided into . Lower Guinea  and  Upper Guinea . Lower Guinea is one of the most densely populated regions of Africa, covering southern Nigeria, Benin, Togo and stretching into Ghana.
Definitions for hysteroscopy. hysteroscopy(noun) visual examination of the uterus and uterine lining using an endoscope inserted through the vagina. hysteroscopy(Noun) The examination of the uterus using a hysteroscope.
A colonoscopy is a procedure that allows the doctor to visually examine the entire lining of the colon and rectum using a colonoscope (a long flexible tube about the thickness of a finger). The colonoscope is inserted into the rectum and gradually advanced through the colon.